用28950驱动全桥,输出电压不稳定,有时候能稳住,有时候稳不住。请问是不是跟环路没有调好有关系?如果是,如何调试闭环?
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Hi
有时能稳定,稳定时间是多少?稳定是指输出正常。
不稳定,是突然不稳定? 条件有变化吗?例如负载,输入电压?
1、CH1:Vcs;CH3:Vcomp;CH4:DC/DC的Vab